Results 71 to 80 of about 472 (222)

Auger-type granular fertylizer distributor: matemathical model and dynamic simulation Dosador helicoidal de fertilizante granular: modelo matemático e simulação da dinâmica

Engenharia Agrícola, 2012
The objective of this study was to model mathematically and to simulate the dynamic behavior of an auger-type fertilizer applicator (AFA) in order to use the variable-rate application (VRA) and reduce the coefficient of variation (CV) of the application,
Angel P. Garcia, Nelson L. Cappelli, Claudio K. Umezu   +2 more
doaj   +1 more source

Desempenho de semeadora-adubadora utilizando-se dois mecanismos rompedores e três pressões da roda compactadora Performance of seeder-fertilizer using two furrow opening mechanism and three loads on soil firming mechanism

Pesquisa Agropecuária Brasileira, 2007
O objetivo deste trabalho foi estudar o efeito de diferentes mecanismos rompedores e níveis de pressões aplicadas pela roda compactadora sobre o desempenho de uma semeadora-adubadora na implantação da cultura de soja, em plantio direto sob três teores de água no solo.
André Koakoski, Cristiano Márcio Alves de Souza, Leidy Zulys Leyva Rafull, Luiz Carlos Ferreira de Souza, Elton Fialho dos Reis   +4 more
openaire   +1 more source

How Competitive Is Myanmar's Rice Sector? A Comparison of Production Costs and Efficiency

Agribusiness, EarlyView.
ABSTRACT This paper analyzes the cost competitiveness of rice production in Myanmar by examining production costs, cost efficiency, and the potential effect of improving cost efficiency on the country's global competitiveness. To achieve this, we conduct a comparative analysis of production costs among major rice‐producing countries and estimate the ...
Nandar Aye Chan, Orkhan Sariyev, Mohammad Ariful Islam, Manfred Zeller   +3 more
wiley   +1 more source

Distribuição de sementes de milho e soja em função da velocidade e densidade de semeadura Distribution of corn and soybean seeds in function of the sowing speed and density

Ciência Rural, 2009
Com o objetivo de avaliar a distribuição de sementes de milho e soja por uma semeadora-adubadora de precisão em função da velocidade de trabalho e da densidade de sementes, foi conduzido um experimento em pista de areia conforme norma internacional.
Vilnei de Oliveira Dias, Airton dos Santos Alonço, Ulisses Benedetti Baumhardt, Gustavo José Bonotto   +3 more
doaj  

Drivers of Farmers' Contract Compliance Behavior: Evidence From a Case Study of Dangote Tomato Processing Plant in Northern Nigeria

Agribusiness, EarlyView.
ABSTRACT Contract farming is a viable strategy agribusinesses rely on to strengthen coordination across actors in the value chain. However, low contract compliance remains a significant setback to agribusinesses' contract performance in low‐ and middle‐income country context.
Umar Shehu Umar, Sanzidur Rahman, Giacomo Zanello   +2 more
wiley   +1 more source

Charting the Path to Increased Oil Palm Output in Ghana Beyond Area Expansion: Technology or Managerial Capacity — Which Leads the Way?

Agribusiness, EarlyView.
ABSTRACT This study sets out to investigate the prospects for raising oil palm output in sub‐Saharan Africa, particularly Ghana, without further expansion of cropland. Given global concerns about oil palm's role in deforestation and land use change, the focus is on enhancing productivity on existing farmlands.
Jacob Asravor, Francis Tsiboe, Ayobami Adetoyinbo, Jacob Ankamah   +3 more
wiley   +1 more source

Regional Differences in U.S. Consumer Preferences for Native Woody Shrubs With Varying Aesthetic Characteristics

Agribusiness, EarlyView.
ABSTRACT Native plants offer a variety of aesthetic (e.g., fall colour, fruit, flowers) and functional benefits (e.g., pollinator friendly, wildlife friendly, water management). How these benefits influence consumer choice and perceived value of native versus introduced plants is not well understood.
Alicia Rihn, Ariana P. Torres, Sue Barton, Bridget K. Behe   +3 more
wiley   +1 more source

The Power of Unity: Collective Action and Smallholder Agricultural Performance in West Africa

Agribusiness, EarlyView.
ABSTRACT We analyze the impact of collective action through farmer‐based organizations (FBOs) on smallholders' farm performance and income inequality in Ghana, Benin, The Gambia, and Mali. We find that FBO membership increases cereal yield in Ghana and The Gambia, legume yield in Mali, ruminant numbers in Benin and The Gambia, and total farm income in ...
Emmanuel Donkor, Bright Owusu Asante, David Boansi, Victor Owusu   +3 more
wiley   +1 more source

Semeadoras-adubadoras em semeadura convencional de soja Fertilizer-seeders in the soybean conventional sowing

Ciência Rural, 2009
O objetivo deste estudo foi avaliar o desempenho de três semeadoras-adubadora, em solo preparado convencionalmente e cinco densidades de plantas nas linhas. Foram avaliadas a produtividade e outras características agronômicas da soja.
Maria Cristina Cavalheiro Tourino, Pedro Milanez de Rezende, Lucas Alves da Silva, Luis Gustavo Pessôa de Almeida   +3 more
doaj   +1 more source

Seeder-fertilizer energetic demand under different forward speeds and vegetable covering types in no-tillage soybean - DOI: 10.4025/actasciagron.v27i2.1856

, 2008
The aim of this work was to evaluate the pneumatic seeder energetic demand, submitted to three forward speeds, under different soil covering conditions, in soybean culture seedling. The experiment was carried out in HAPLOTOX Soil under no-tillage system, 8 years ago. The experimental design was split-splot, with four replications. The treatments were a
Bortolotto, Virindiana Colet, Pinheiro Neto, Raimundo, Bortolotto, Marciano Colet   +2 more
openaire   +1 more source